1310329 has 2 divisors, whose sum is σ = 1310330. Its totient is φ = 1310328.

The previous prime is 1310327. The next prime is 1310359. The reversal of 1310329 is 9230131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1010025 + 300304 = 1005^2 + 548^2 .

It is a cyclic number.

It is not a de Polignac number, because 1310329 - 2¹ = 1310327 is a prime.

Together with 1310327, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1310327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655164 + 655165.

It is an arithmetic number, because the mean of its divisors is an integer number (655165).

2^1310329 is an apocalyptic number.

It is an amenable number.

1310329 is a deficient number, since it is larger than the sum of its proper divisors (1).

1310329 is an equidigital number, since it uses as much as digits as its factorization.

1310329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 19.

The square root of 1310329 is about 1144.6960295205. The cubic root of 1310329 is about 109.4275773339.

The spelling of 1310329 in words is "one million, three hundred ten thousand, three hundred twenty-nine".